/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix030_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 19:50:10,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 19:50:10,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 19:50:10,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 19:50:10,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 19:50:10,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 19:50:10,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 19:50:10,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 19:50:10,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 19:50:10,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 19:50:10,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 19:50:10,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 19:50:10,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 19:50:10,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 19:50:10,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 19:50:10,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 19:50:10,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 19:50:10,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 19:50:10,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 19:50:10,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 19:50:10,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 19:50:10,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 19:50:10,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 19:50:10,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 19:50:10,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-28 19:50:10,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-28 19:50:10,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-28 19:50:10,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-28 19:50:10,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-28 19:50:10,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-28 19:50:10,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 19:50:10,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 19:50:10,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 19:50:10,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 19:50:10,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 19:50:10,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 19:50:10,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 19:50:10,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 19:50:10,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 19:50:10,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 19:50:10,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 19:50:10,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 19:50:10,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 19:50:10,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 19:50:10,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 19:50:10,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 19:50:10,463 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 19:50:10,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 19:50:10,464 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 19:50:10,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 19:50:10,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 19:50:10,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 19:50:10,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 19:50:10,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 19:50:10,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 19:50:10,466 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 19:50:10,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 19:50:10,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 19:50:10,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 19:50:10,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 19:50:10,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 19:50:10,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 19:50:10,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 19:50:10,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 19:50:10,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 19:50:10,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 19:50:10,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 19:50:10,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 19:50:10,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 19:50:10,470 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 19:50:10,470 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 19:50:10,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 19:50:10,470 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 19:50:10,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 19:50:11,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 19:50:11,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 19:50:11,008 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 19:50:11,009 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 19:50:11,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix030_power.oepc.i [2021-04-28 19:50:11,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb752c10/29d94da53cae42c1858426df6e553e6b/FLAG859dcdd87 [2021-04-28 19:50:11,883 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 19:50:11,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.oepc.i [2021-04-28 19:50:11,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb752c10/29d94da53cae42c1858426df6e553e6b/FLAG859dcdd87 [2021-04-28 19:50:12,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb752c10/29d94da53cae42c1858426df6e553e6b [2021-04-28 19:50:12,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 19:50:12,118 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 19:50:12,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 19:50:12,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 19:50:12,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 19:50:12,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:12,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2154cf93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12, skipping insertion in model container [2021-04-28 19:50:12,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:12,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 19:50:12,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 19:50:12,438 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.oepc.i[951,964] [2021-04-28 19:50:12,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:50:12,717 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 19:50:12,733 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.oepc.i[951,964] [2021-04-28 19:50:12,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:50:12,995 INFO L208 MainTranslator]: Completed translation [2021-04-28 19:50:12,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12 WrapperNode [2021-04-28 19:50:12,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 19:50:12,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 19:50:13,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 19:50:13,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 19:50:13,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 19:50:13,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 19:50:13,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 19:50:13,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 19:50:13,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... [2021-04-28 19:50:13,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 19:50:13,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 19:50:13,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 19:50:13,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 19:50:13,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 19:50:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 19:50:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 19:50:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 19:50:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 19:50:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 19:50:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 19:50:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 19:50:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 19:50:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 19:50:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 19:50:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 19:50:13,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 19:50:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 19:50:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 19:50:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 19:50:13,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 19:50:13,313 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 19:50:15,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 19:50:15,765 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 19:50:15,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:50:15 BoogieIcfgContainer [2021-04-28 19:50:15,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 19:50:15,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 19:50:15,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 19:50:15,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 19:50:15,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 07:50:12" (1/3) ... [2021-04-28 19:50:15,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed6f97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:50:15, skipping insertion in model container [2021-04-28 19:50:15,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:50:12" (2/3) ... [2021-04-28 19:50:15,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed6f97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:50:15, skipping insertion in model container [2021-04-28 19:50:15,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:50:15" (3/3) ... [2021-04-28 19:50:15,779 INFO L111 eAbstractionObserver]: Analyzing ICFG mix030_power.oepc.i [2021-04-28 19:50:15,791 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 19:50:15,797 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 19:50:15,798 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 19:50:15,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,847 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,847 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,847 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,864 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,865 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,867 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,868 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,870 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,871 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,873 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,873 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,891 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,894 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,897 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,897 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,899 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,900 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,902 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,902 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,902 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:50:15,903 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 19:50:15,928 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 19:50:15,954 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 19:50:15,955 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 19:50:15,955 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 19:50:15,955 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 19:50:15,955 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 19:50:15,955 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 19:50:15,955 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 19:50:15,955 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 19:50:15,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 252 flow [2021-04-28 19:50:16,022 INFO L129 PetriNetUnfolder]: 2/112 cut-off events. [2021-04-28 19:50:16,022 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:16,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 112 events. 2/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 89 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:50:16,029 INFO L82 GeneralOperation]: Start removeDead. Operand has 127 places, 116 transitions, 252 flow [2021-04-28 19:50:16,038 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 123 places, 112 transitions, 236 flow [2021-04-28 19:50:16,040 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:16,057 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 112 transitions, 236 flow [2021-04-28 19:50:16,061 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 112 transitions, 236 flow [2021-04-28 19:50:16,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 112 transitions, 236 flow [2021-04-28 19:50:16,091 INFO L129 PetriNetUnfolder]: 2/112 cut-off events. [2021-04-28 19:50:16,091 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:16,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 112 events. 2/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 89 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:50:16,099 INFO L146 LiptonReduction]: Number of co-enabled transitions 2774 [2021-04-28 19:50:19,375 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 19:50:19,922 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-04-28 19:50:20,102 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:50:32,226 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:50:32,332 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:50:32,442 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:50:32,643 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 19:50:34,536 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:50:36,362 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 19:50:36,470 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 19:50:36,577 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 19:50:36,721 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 19:50:38,163 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 19:50:38,280 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 19:50:38,396 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 19:50:38,514 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 19:50:40,419 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:50:40,530 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:50:40,643 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:50:40,754 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:50:40,866 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:50:40,982 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:50:41,098 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:50:41,262 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:50:42,313 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:50:42,443 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:50:42,579 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:50:42,714 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:50:42,869 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:50:43,019 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:50:43,170 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:50:43,320 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:50:43,444 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:43,568 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:43,689 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:43,813 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:44,003 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:50:44,158 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:50:44,310 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:50:44,461 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:50:44,590 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:50:44,717 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:50:44,852 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:50:44,979 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:50:45,136 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:45,292 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:45,453 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:45,609 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:45,765 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:45,922 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:46,090 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:46,251 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:46,374 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:50:46,499 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:50:46,620 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:50:46,762 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:50:47,198 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-04-28 19:50:47,399 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 19:50:47,827 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-04-28 19:50:48,027 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-28 19:50:48,423 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-28 19:50:48,616 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-28 19:50:49,032 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-28 19:50:49,219 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-28 19:50:49,364 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:50:49,534 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:50:49,695 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:50:49,857 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:50:50,039 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:50,220 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:50,416 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:50,592 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:50,756 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:50,916 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:51,087 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:51,255 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:51,398 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:50:51,542 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:50:51,682 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:50:51,821 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:50:51,955 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:52,081 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:52,210 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:52,338 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:50:52,503 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:52,663 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:52,823 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:52,995 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:50:53,063 INFO L158 LiptonReduction]: Checked pairs total: 28402 [2021-04-28 19:50:53,063 INFO L160 LiptonReduction]: Total number of compositions: 273 [2021-04-28 19:50:53,069 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 37030 [2021-04-28 19:50:53,091 INFO L129 PetriNetUnfolder]: 0/57 cut-off events. [2021-04-28 19:50:53,091 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:53,092 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:53,092 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 19:50:53,093 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:53,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:53,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1374567, now seen corresponding path program 1 times [2021-04-28 19:50:53,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:53,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574230152] [2021-04-28 19:50:53,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:53,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:50:53,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:50:53,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 19:50:53,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:50:53,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574230152] [2021-04-28 19:50:53,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:50:53,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:50:53,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053748974] [2021-04-28 19:50:53,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:50:53,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:50:53,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:50:53,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:50:53,398 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 304 out of 389 [2021-04-28 19:50:53,404 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 139 transitions, 290 flow. Second operand has 3 states, 3 states have (on average 304.6666666666667) internal successors, (914), 3 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:53,404 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:50:53,404 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 304 of 389 [2021-04-28 19:50:53,406 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:50:53,645 INFO L129 PetriNetUnfolder]: 133/574 cut-off events. [2021-04-28 19:50:53,645 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:53,650 INFO L84 FinitePrefix]: Finished finitePrefix Result has 809 conditions, 574 events. 133/574 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 4341 event pairs, 29 based on Foata normal form. 69/347 useless extension candidates. Maximal degree in co-relation 728. Up to 153 conditions per place. [2021-04-28 19:50:53,657 INFO L132 encePairwiseOnDemand]: 367/389 looper letters, 11 selfloop transitions, 2 changer transitions 56/140 dead transitions. [2021-04-28 19:50:53,657 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 140 transitions, 350 flow [2021-04-28 19:50:53,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:50:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:50:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 948 transitions. [2021-04-28 19:50:53,679 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8123393316195373 [2021-04-28 19:50:53,679 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 948 transitions. [2021-04-28 19:50:53,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 948 transitions. [2021-04-28 19:50:53,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:50:53,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 948 transitions. [2021-04-28 19:50:53,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 316.0) internal successors, (948), 3 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:53,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:53,706 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:53,708 INFO L185 Difference]: Start difference. First operand has 151 places, 139 transitions, 290 flow. Second operand 3 states and 948 transitions. [2021-04-28 19:50:53,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 140 transitions, 350 flow [2021-04-28 19:50:53,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 140 transitions, 346 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 19:50:53,718 INFO L241 Difference]: Finished difference. Result has 146 places, 79 transitions, 170 flow [2021-04-28 19:50:53,720 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=278, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=146, PETRI_TRANSITIONS=79} [2021-04-28 19:50:53,721 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -5 predicate places. [2021-04-28 19:50:53,721 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:53,722 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 79 transitions, 170 flow [2021-04-28 19:50:53,722 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 79 transitions, 170 flow [2021-04-28 19:50:53,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 79 transitions, 170 flow [2021-04-28 19:50:53,734 INFO L129 PetriNetUnfolder]: 0/79 cut-off events. [2021-04-28 19:50:53,735 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:53,735 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 79 events. 0/79 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 388 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 19:50:53,738 INFO L146 LiptonReduction]: Number of co-enabled transitions 3142 [2021-04-28 19:50:53,904 INFO L158 LiptonReduction]: Checked pairs total: 4212 [2021-04-28 19:50:53,904 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:50:53,904 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 183 [2021-04-28 19:50:53,907 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 79 transitions, 170 flow [2021-04-28 19:50:53,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 304.6666666666667) internal successors, (914), 3 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:53,909 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:53,909 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:50:53,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 19:50:53,909 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:53,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:53,910 INFO L82 PathProgramCache]: Analyzing trace with hash -885604600, now seen corresponding path program 1 times [2021-04-28 19:50:53,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:53,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4723381] [2021-04-28 19:50:53,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:50:54,070 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:50:54,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:50:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:50:54,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4723381] [2021-04-28 19:50:54,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:50:54,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:50:54,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935431011] [2021-04-28 19:50:54,089 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:50:54,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:50:54,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:50:54,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:50:54,094 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:50:54,095 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 79 transitions, 170 flow. Second operand has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:54,095 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:50:54,095 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:50:54,096 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:50:57,362 INFO L129 PetriNetUnfolder]: 8515/20395 cut-off events. [2021-04-28 19:50:57,363 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:50:57,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32500 conditions, 20395 events. 8515/20395 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2664. Compared 261037 event pairs, 2783 based on Foata normal form. 0/13239 useless extension candidates. Maximal degree in co-relation 32491. Up to 6325 conditions per place. [2021-04-28 19:50:57,480 INFO L132 encePairwiseOnDemand]: 364/389 looper letters, 9 selfloop transitions, 9 changer transitions 50/111 dead transitions. [2021-04-28 19:50:57,481 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 111 transitions, 370 flow [2021-04-28 19:50:57,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:50:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:50:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 734 transitions. [2021-04-28 19:50:57,485 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6289631533847472 [2021-04-28 19:50:57,485 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 734 transitions. [2021-04-28 19:50:57,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 734 transitions. [2021-04-28 19:50:57,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:50:57,486 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 734 transitions. [2021-04-28 19:50:57,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 244.66666666666666) internal successors, (734), 3 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:57,491 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:57,493 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:57,493 INFO L185 Difference]: Start difference. First operand has 90 places, 79 transitions, 170 flow. Second operand 3 states and 734 transitions. [2021-04-28 19:50:57,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 111 transitions, 370 flow [2021-04-28 19:50:57,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 111 transitions, 366 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:50:57,497 INFO L241 Difference]: Finished difference. Result has 92 places, 61 transitions, 184 flow [2021-04-28 19:50:57,497 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=184, PETRI_PLACES=92, PETRI_TRANSITIONS=61} [2021-04-28 19:50:57,498 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -59 predicate places. [2021-04-28 19:50:57,498 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:57,498 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 61 transitions, 184 flow [2021-04-28 19:50:57,498 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 61 transitions, 184 flow [2021-04-28 19:50:57,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 61 transitions, 184 flow [2021-04-28 19:50:57,665 INFO L129 PetriNetUnfolder]: 410/1265 cut-off events. [2021-04-28 19:50:57,665 INFO L130 PetriNetUnfolder]: For 123/133 co-relation queries the response was YES. [2021-04-28 19:50:57,673 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2235 conditions, 1265 events. 410/1265 cut-off events. For 123/133 co-relation queries the response was YES. Maximal size of possible extension queue 160. Compared 10947 event pairs, 158 based on Foata normal form. 0/942 useless extension candidates. Maximal degree in co-relation 2226. Up to 385 conditions per place. [2021-04-28 19:50:57,705 INFO L146 LiptonReduction]: Number of co-enabled transitions 2058 [2021-04-28 19:50:57,774 INFO L158 LiptonReduction]: Checked pairs total: 1299 [2021-04-28 19:50:57,775 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:50:57,775 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 277 [2021-04-28 19:50:57,777 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 61 transitions, 184 flow [2021-04-28 19:50:57,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:57,779 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:57,779 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:50:57,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 19:50:57,779 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:57,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:57,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1390922098, now seen corresponding path program 1 times [2021-04-28 19:50:57,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:57,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508734998] [2021-04-28 19:50:57,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:50:57,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:50:57,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:50:57,868 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:50:57,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:50:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:50:57,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508734998] [2021-04-28 19:50:57,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:50:57,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:50:57,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14955723] [2021-04-28 19:50:57,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:50:57,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:50:57,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:50:57,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:50:57,884 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:50:57,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 61 transitions, 184 flow. Second operand has 4 states, 4 states have (on average 223.75) internal successors, (895), 4 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:57,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:50:57,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:50:57,887 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:50:58,094 INFO L129 PetriNetUnfolder]: 367/1164 cut-off events. [2021-04-28 19:50:58,094 INFO L130 PetriNetUnfolder]: For 175/540 co-relation queries the response was YES. [2021-04-28 19:50:58,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2633 conditions, 1164 events. 367/1164 cut-off events. For 175/540 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 9703 event pairs, 38 based on Foata normal form. 4/868 useless extension candidates. Maximal degree in co-relation 2622. Up to 349 conditions per place. [2021-04-28 19:50:58,112 INFO L132 encePairwiseOnDemand]: 379/389 looper letters, 17 selfloop transitions, 13 changer transitions 0/73 dead transitions. [2021-04-28 19:50:58,113 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 73 transitions, 304 flow [2021-04-28 19:50:58,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:50:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:50:58,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 917 transitions. [2021-04-28 19:50:58,117 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5893316195372751 [2021-04-28 19:50:58,117 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 917 transitions. [2021-04-28 19:50:58,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 917 transitions. [2021-04-28 19:50:58,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:50:58,119 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 917 transitions. [2021-04-28 19:50:58,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 229.25) internal successors, (917), 4 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,128 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,128 INFO L185 Difference]: Start difference. First operand has 66 places, 61 transitions, 184 flow. Second operand 4 states and 917 transitions. [2021-04-28 19:50:58,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 73 transitions, 304 flow [2021-04-28 19:50:58,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 73 transitions, 274 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:50:58,136 INFO L241 Difference]: Finished difference. Result has 70 places, 69 transitions, 264 flow [2021-04-28 19:50:58,136 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=264, PETRI_PLACES=70, PETRI_TRANSITIONS=69} [2021-04-28 19:50:58,136 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -81 predicate places. [2021-04-28 19:50:58,136 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:58,137 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 69 transitions, 264 flow [2021-04-28 19:50:58,137 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 69 transitions, 264 flow [2021-04-28 19:50:58,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 69 transitions, 264 flow [2021-04-28 19:50:58,282 INFO L129 PetriNetUnfolder]: 367/1160 cut-off events. [2021-04-28 19:50:58,283 INFO L130 PetriNetUnfolder]: For 449/510 co-relation queries the response was YES. [2021-04-28 19:50:58,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2412 conditions, 1160 events. 367/1160 cut-off events. For 449/510 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 9768 event pairs, 59 based on Foata normal form. 0/864 useless extension candidates. Maximal degree in co-relation 2400. Up to 349 conditions per place. [2021-04-28 19:50:58,316 INFO L146 LiptonReduction]: Number of co-enabled transitions 2404 [2021-04-28 19:50:58,326 INFO L158 LiptonReduction]: Checked pairs total: 1467 [2021-04-28 19:50:58,326 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:50:58,326 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 190 [2021-04-28 19:50:58,328 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 69 transitions, 264 flow [2021-04-28 19:50:58,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 223.75) internal successors, (895), 4 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,330 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:58,330 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:50:58,330 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 19:50:58,330 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:58,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:58,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1685462835, now seen corresponding path program 1 times [2021-04-28 19:50:58,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:58,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635452368] [2021-04-28 19:50:58,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:50:58,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:50:58,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:50:58,414 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:50:58,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:50:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:50:58,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635452368] [2021-04-28 19:50:58,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:50:58,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:50:58,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333196835] [2021-04-28 19:50:58,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:50:58,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:50:58,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:50:58,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:50:58,435 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:50:58,436 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 69 transitions, 264 flow. Second operand has 4 states, 4 states have (on average 223.75) internal successors, (895), 4 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,437 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:50:58,437 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:50:58,437 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:50:58,644 INFO L129 PetriNetUnfolder]: 314/1038 cut-off events. [2021-04-28 19:50:58,644 INFO L130 PetriNetUnfolder]: For 535/1024 co-relation queries the response was YES. [2021-04-28 19:50:58,650 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2660 conditions, 1038 events. 314/1038 cut-off events. For 535/1024 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 8546 event pairs, 28 based on Foata normal form. 13/782 useless extension candidates. Maximal degree in co-relation 2646. Up to 293 conditions per place. [2021-04-28 19:50:58,666 INFO L132 encePairwiseOnDemand]: 379/389 looper letters, 23 selfloop transitions, 21 changer transitions 0/87 dead transitions. [2021-04-28 19:50:58,667 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 87 transitions, 464 flow [2021-04-28 19:50:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:50:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:50:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 918 transitions. [2021-04-28 19:50:58,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.589974293059126 [2021-04-28 19:50:58,671 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 918 transitions. [2021-04-28 19:50:58,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 918 transitions. [2021-04-28 19:50:58,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:50:58,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 918 transitions. [2021-04-28 19:50:58,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 229.5) internal successors, (918), 4 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,681 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:58,682 INFO L185 Difference]: Start difference. First operand has 70 places, 69 transitions, 264 flow. Second operand 4 states and 918 transitions. [2021-04-28 19:50:58,682 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 87 transitions, 464 flow [2021-04-28 19:50:58,688 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 87 transitions, 464 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:50:58,693 INFO L241 Difference]: Finished difference. Result has 76 places, 82 transitions, 456 flow [2021-04-28 19:50:58,694 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=456, PETRI_PLACES=76, PETRI_TRANSITIONS=82} [2021-04-28 19:50:58,694 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -75 predicate places. [2021-04-28 19:50:58,694 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:58,694 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 82 transitions, 456 flow [2021-04-28 19:50:58,695 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 82 transitions, 456 flow [2021-04-28 19:50:58,695 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 82 transitions, 456 flow [2021-04-28 19:50:58,850 INFO L129 PetriNetUnfolder]: 314/1038 cut-off events. [2021-04-28 19:50:58,850 INFO L130 PetriNetUnfolder]: For 1434/1530 co-relation queries the response was YES. [2021-04-28 19:50:58,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2740 conditions, 1038 events. 314/1038 cut-off events. For 1434/1530 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 8603 event pairs, 39 based on Foata normal form. 1/772 useless extension candidates. Maximal degree in co-relation 2723. Up to 293 conditions per place. [2021-04-28 19:50:58,878 INFO L146 LiptonReduction]: Number of co-enabled transitions 2912 [2021-04-28 19:50:59,083 INFO L158 LiptonReduction]: Checked pairs total: 1749 [2021-04-28 19:50:59,083 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:50:59,083 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 389 [2021-04-28 19:50:59,091 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 82 transitions, 456 flow [2021-04-28 19:50:59,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 223.75) internal successors, (895), 4 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,092 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:59,093 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:50:59,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 19:50:59,095 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:59,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:59,096 INFO L82 PathProgramCache]: Analyzing trace with hash -702952655, now seen corresponding path program 1 times [2021-04-28 19:50:59,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:59,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374979328] [2021-04-28 19:50:59,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:50:59,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:50:59,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:50:59,181 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:50:59,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:50:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:50:59,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374979328] [2021-04-28 19:50:59,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:50:59,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:50:59,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524695601] [2021-04-28 19:50:59,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:50:59,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:50:59,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:50:59,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:50:59,197 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:50:59,199 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 82 transitions, 456 flow. Second operand has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,199 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:50:59,199 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:50:59,199 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:50:59,368 INFO L129 PetriNetUnfolder]: 255/837 cut-off events. [2021-04-28 19:50:59,368 INFO L130 PetriNetUnfolder]: For 1441/1959 co-relation queries the response was YES. [2021-04-28 19:50:59,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2681 conditions, 837 events. 255/837 cut-off events. For 1441/1959 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 6417 event pairs, 26 based on Foata normal form. 15/639 useless extension candidates. Maximal degree in co-relation 2662. Up to 237 conditions per place. [2021-04-28 19:50:59,383 INFO L132 encePairwiseOnDemand]: 380/389 looper letters, 40 selfloop transitions, 15 changer transitions 0/98 dead transitions. [2021-04-28 19:50:59,383 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 98 transitions, 712 flow [2021-04-28 19:50:59,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:50:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:50:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 914 transitions. [2021-04-28 19:50:59,388 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5874035989717223 [2021-04-28 19:50:59,388 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 914 transitions. [2021-04-28 19:50:59,388 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 914 transitions. [2021-04-28 19:50:59,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:50:59,389 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 914 transitions. [2021-04-28 19:50:59,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 228.5) internal successors, (914), 4 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,396 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,398 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,398 INFO L185 Difference]: Start difference. First operand has 76 places, 82 transitions, 456 flow. Second operand 4 states and 914 transitions. [2021-04-28 19:50:59,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 98 transitions, 712 flow [2021-04-28 19:50:59,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 98 transitions, 712 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:50:59,407 INFO L241 Difference]: Finished difference. Result has 82 places, 91 transitions, 640 flow [2021-04-28 19:50:59,408 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=640, PETRI_PLACES=82, PETRI_TRANSITIONS=91} [2021-04-28 19:50:59,408 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -69 predicate places. [2021-04-28 19:50:59,408 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:50:59,408 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 91 transitions, 640 flow [2021-04-28 19:50:59,409 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 91 transitions, 640 flow [2021-04-28 19:50:59,410 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 91 transitions, 640 flow [2021-04-28 19:50:59,542 INFO L129 PetriNetUnfolder]: 255/837 cut-off events. [2021-04-28 19:50:59,542 INFO L130 PetriNetUnfolder]: For 1915/1961 co-relation queries the response was YES. [2021-04-28 19:50:59,548 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2635 conditions, 837 events. 255/837 cut-off events. For 1915/1961 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 6517 event pairs, 37 based on Foata normal form. 1/627 useless extension candidates. Maximal degree in co-relation 2613. Up to 237 conditions per place. [2021-04-28 19:50:59,569 INFO L146 LiptonReduction]: Number of co-enabled transitions 3248 [2021-04-28 19:50:59,905 INFO L158 LiptonReduction]: Checked pairs total: 2015 [2021-04-28 19:50:59,905 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:50:59,906 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 498 [2021-04-28 19:50:59,907 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 91 transitions, 640 flow [2021-04-28 19:50:59,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:50:59,908 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:50:59,909 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:50:59,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 19:50:59,909 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:50:59,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:50:59,909 INFO L82 PathProgramCache]: Analyzing trace with hash -568911101, now seen corresponding path program 1 times [2021-04-28 19:50:59,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:50:59,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723280484] [2021-04-28 19:50:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:50:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:51:00,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:00,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:51:00,004 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:51:00,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:51:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:51:00,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723280484] [2021-04-28 19:51:00,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:51:00,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:51:00,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323048429] [2021-04-28 19:51:00,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:51:00,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:51:00,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:51:00,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:51:00,025 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:51:00,027 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 91 transitions, 640 flow. Second operand has 4 states, 4 states have (on average 224.25) internal successors, (897), 4 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,027 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:51:00,027 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:51:00,028 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:51:00,209 INFO L129 PetriNetUnfolder]: 237/799 cut-off events. [2021-04-28 19:51:00,209 INFO L130 PetriNetUnfolder]: For 2064/2290 co-relation queries the response was YES. [2021-04-28 19:51:00,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2886 conditions, 799 events. 237/799 cut-off events. For 2064/2290 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 6111 event pairs, 20 based on Foata normal form. 11/606 useless extension candidates. Maximal degree in co-relation 2862. Up to 221 conditions per place. [2021-04-28 19:51:00,224 INFO L132 encePairwiseOnDemand]: 379/389 looper letters, 25 selfloop transitions, 45 changer transitions 0/113 dead transitions. [2021-04-28 19:51:00,224 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 113 transitions, 1026 flow [2021-04-28 19:51:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:51:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:51:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 918 transitions. [2021-04-28 19:51:00,228 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.589974293059126 [2021-04-28 19:51:00,229 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 918 transitions. [2021-04-28 19:51:00,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 918 transitions. [2021-04-28 19:51:00,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:51:00,230 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 918 transitions. [2021-04-28 19:51:00,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 229.5) internal successors, (918), 4 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,236 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,237 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,237 INFO L185 Difference]: Start difference. First operand has 82 places, 91 transitions, 640 flow. Second operand 4 states and 918 transitions. [2021-04-28 19:51:00,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 113 transitions, 1026 flow [2021-04-28 19:51:00,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 113 transitions, 1020 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 19:51:00,250 INFO L241 Difference]: Finished difference. Result has 87 places, 109 transitions, 1055 flow [2021-04-28 19:51:00,251 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1055, PETRI_PLACES=87, PETRI_TRANSITIONS=109} [2021-04-28 19:51:00,251 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -64 predicate places. [2021-04-28 19:51:00,251 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:51:00,251 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 109 transitions, 1055 flow [2021-04-28 19:51:00,252 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 109 transitions, 1055 flow [2021-04-28 19:51:00,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 109 transitions, 1055 flow [2021-04-28 19:51:00,375 INFO L129 PetriNetUnfolder]: 237/795 cut-off events. [2021-04-28 19:51:00,376 INFO L130 PetriNetUnfolder]: For 3270/3367 co-relation queries the response was YES. [2021-04-28 19:51:00,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2962 conditions, 795 events. 237/795 cut-off events. For 3270/3367 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 6153 event pairs, 24 based on Foata normal form. 1/594 useless extension candidates. Maximal degree in co-relation 2936. Up to 221 conditions per place. [2021-04-28 19:51:00,403 INFO L146 LiptonReduction]: Number of co-enabled transitions 3902 [2021-04-28 19:51:00,423 INFO L158 LiptonReduction]: Checked pairs total: 2645 [2021-04-28 19:51:00,424 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:51:00,424 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 173 [2021-04-28 19:51:00,425 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 109 transitions, 1055 flow [2021-04-28 19:51:00,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 224.25) internal successors, (897), 4 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,426 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:51:00,426 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:51:00,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 19:51:00,427 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:51:00,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:51:00,427 INFO L82 PathProgramCache]: Analyzing trace with hash -446904905, now seen corresponding path program 1 times [2021-04-28 19:51:00,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:51:00,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061122195] [2021-04-28 19:51:00,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:51:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:51:00,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:00,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:51:00,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:00,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:51:00,477 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:51:00,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:51:00,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:51:00,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061122195] [2021-04-28 19:51:00,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:51:00,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 19:51:00,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846256970] [2021-04-28 19:51:00,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:51:00,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:51:00,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:51:00,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:51:00,493 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 389 [2021-04-28 19:51:00,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 109 transitions, 1055 flow. Second operand has 4 states, 4 states have (on average 224.5) internal successors, (898), 4 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:51:00,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 389 [2021-04-28 19:51:00,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:51:00,720 INFO L129 PetriNetUnfolder]: 242/924 cut-off events. [2021-04-28 19:51:00,721 INFO L130 PetriNetUnfolder]: For 3712/4109 co-relation queries the response was YES. [2021-04-28 19:51:00,727 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3733 conditions, 924 events. 242/924 cut-off events. For 3712/4109 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 7657 event pairs, 18 based on Foata normal form. 34/707 useless extension candidates. Maximal degree in co-relation 3705. Up to 228 conditions per place. [2021-04-28 19:51:00,736 INFO L132 encePairwiseOnDemand]: 379/389 looper letters, 22 selfloop transitions, 52 changer transitions 5/122 dead transitions. [2021-04-28 19:51:00,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 122 transitions, 1391 flow [2021-04-28 19:51:00,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:51:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:51:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 917 transitions. [2021-04-28 19:51:00,741 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5893316195372751 [2021-04-28 19:51:00,741 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 917 transitions. [2021-04-28 19:51:00,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 917 transitions. [2021-04-28 19:51:00,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:51:00,743 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 917 transitions. [2021-04-28 19:51:00,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 229.25) internal successors, (917), 4 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,749 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,749 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 389.0) internal successors, (1945), 5 states have internal predecessors, (1945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:00,750 INFO L185 Difference]: Start difference. First operand has 87 places, 109 transitions, 1055 flow. Second operand 4 states and 917 transitions. [2021-04-28 19:51:00,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 122 transitions, 1391 flow [2021-04-28 19:51:00,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 122 transitions, 1391 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:51:00,767 INFO L241 Difference]: Finished difference. Result has 93 places, 113 transitions, 1358 flow [2021-04-28 19:51:00,768 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=1055, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=46, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1358, PETRI_PLACES=93, PETRI_TRANSITIONS=113} [2021-04-28 19:51:00,768 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -58 predicate places. [2021-04-28 19:51:00,768 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:51:00,768 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 113 transitions, 1358 flow [2021-04-28 19:51:00,769 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 113 transitions, 1358 flow [2021-04-28 19:51:00,770 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 113 transitions, 1358 flow [2021-04-28 19:51:00,924 INFO L129 PetriNetUnfolder]: 222/886 cut-off events. [2021-04-28 19:51:00,924 INFO L130 PetriNetUnfolder]: For 4722/4851 co-relation queries the response was YES. [2021-04-28 19:51:00,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3558 conditions, 886 events. 222/886 cut-off events. For 4722/4851 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 7507 event pairs, 20 based on Foata normal form. 2/644 useless extension candidates. Maximal degree in co-relation 3527. Up to 220 conditions per place. [2021-04-28 19:51:00,957 INFO L146 LiptonReduction]: Number of co-enabled transitions 4064 [2021-04-28 19:51:01,411 INFO L158 LiptonReduction]: Checked pairs total: 2877 [2021-04-28 19:51:01,411 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:51:01,412 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 644 [2021-04-28 19:51:01,413 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 113 transitions, 1358 flow [2021-04-28 19:51:01,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 224.5) internal successors, (898), 4 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:01,414 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:51:01,414 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:51:01,414 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 19:51:01,415 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:51:01,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:51:01,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1250526693, now seen corresponding path program 1 times [2021-04-28 19:51:01,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:51:01,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468448165] [2021-04-28 19:51:01,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:51:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:51:01,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:01,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:51:01,536 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:51:01,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:51:01,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:01,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:51:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:51:01,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468448165] [2021-04-28 19:51:01,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:51:01,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 19:51:01,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227945005] [2021-04-28 19:51:01,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:51:01,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:51:01,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:51:01,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:51:01,551 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 297 out of 389 [2021-04-28 19:51:01,553 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 113 transitions, 1358 flow. Second operand has 4 states, 4 states have (on average 297.75) internal successors, (1191), 4 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:01,553 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:51:01,553 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 297 of 389 [2021-04-28 19:51:01,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:51:19,799 INFO L129 PetriNetUnfolder]: 82984/124147 cut-off events. [2021-04-28 19:51:19,799 INFO L130 PetriNetUnfolder]: For 31216/31968 co-relation queries the response was YES. [2021-04-28 19:51:20,463 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257363 conditions, 124147 events. 82984/124147 cut-off events. For 31216/31968 co-relation queries the response was YES. Maximal size of possible extension queue 19419. Compared 1240655 event pairs, 43631 based on Foata normal form. 2300/37143 useless extension candidates. Maximal degree in co-relation 257330. Up to 79225 conditions per place. [2021-04-28 19:51:20,975 INFO L132 encePairwiseOnDemand]: 369/389 looper letters, 34 selfloop transitions, 33 changer transitions 0/157 dead transitions. [2021-04-28 19:51:20,976 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 157 transitions, 1580 flow [2021-04-28 19:51:20,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 19:51:20,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 19:51:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1551 transitions. [2021-04-28 19:51:20,982 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7974293059125964 [2021-04-28 19:51:20,982 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1551 transitions. [2021-04-28 19:51:20,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1551 transitions. [2021-04-28 19:51:20,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:51:20,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1551 transitions. [2021-04-28 19:51:20,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 310.2) internal successors, (1551), 5 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:20,993 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 389.0) internal successors, (2334), 6 states have internal predecessors, (2334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:20,995 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 389.0) internal successors, (2334), 6 states have internal predecessors, (2334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:20,996 INFO L185 Difference]: Start difference. First operand has 93 places, 113 transitions, 1358 flow. Second operand 5 states and 1551 transitions. [2021-04-28 19:51:20,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 157 transitions, 1580 flow [2021-04-28 19:51:21,047 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 157 transitions, 1578 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-04-28 19:51:21,052 INFO L241 Difference]: Finished difference. Result has 100 places, 144 transitions, 1602 flow [2021-04-28 19:51:21,052 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=1356, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1602, PETRI_PLACES=100, PETRI_TRANSITIONS=144} [2021-04-28 19:51:21,053 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -51 predicate places. [2021-04-28 19:51:21,053 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:51:21,053 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 144 transitions, 1602 flow [2021-04-28 19:51:21,053 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 144 transitions, 1602 flow [2021-04-28 19:51:21,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 144 transitions, 1602 flow [2021-04-28 19:51:34,351 INFO L129 PetriNetUnfolder]: 72612/110235 cut-off events. [2021-04-28 19:51:34,351 INFO L130 PetriNetUnfolder]: For 46974/108001 co-relation queries the response was YES. [2021-04-28 19:51:35,053 INFO L84 FinitePrefix]: Finished finitePrefix Result has 320464 conditions, 110235 events. 72612/110235 cut-off events. For 46974/108001 co-relation queries the response was YES. Maximal size of possible extension queue 17079. Compared 1140910 event pairs, 40872 based on Foata normal form. 54/32820 useless extension candidates. Maximal degree in co-relation 320428. Up to 103859 conditions per place. [2021-04-28 19:51:36,599 INFO L146 LiptonReduction]: Number of co-enabled transitions 6456 [2021-04-28 19:51:43,034 INFO L158 LiptonReduction]: Checked pairs total: 4635 [2021-04-28 19:51:43,034 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:51:43,034 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21981 [2021-04-28 19:51:43,036 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 144 transitions, 1602 flow [2021-04-28 19:51:43,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 297.75) internal successors, (1191), 4 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:43,037 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:51:43,037 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:51:43,037 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 19:51:43,037 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:51:43,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:51:43,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1272715766, now seen corresponding path program 1 times [2021-04-28 19:51:43,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:51:43,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772344337] [2021-04-28 19:51:43,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:51:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:51:43,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:43,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:51:43,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:51:43,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:51:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:51:43,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772344337] [2021-04-28 19:51:43,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:51:43,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:51:43,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519191581] [2021-04-28 19:51:43,114 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:51:43,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:51:43,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:51:43,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:51:43,117 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 389 [2021-04-28 19:51:43,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 144 transitions, 1602 flow. Second operand has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:51:43,118 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:51:43,118 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 389 [2021-04-28 19:51:43,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:52:08,662 INFO L129 PetriNetUnfolder]: 130000/193676 cut-off events. [2021-04-28 19:52:08,663 INFO L130 PetriNetUnfolder]: For 75742/539812 co-relation queries the response was YES. [2021-04-28 19:52:10,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 561566 conditions, 193676 events. 130000/193676 cut-off events. For 75742/539812 co-relation queries the response was YES. Maximal size of possible extension queue 29997. Compared 1999746 event pairs, 75203 based on Foata normal form. 589/56705 useless extension candidates. Maximal degree in co-relation 561528. Up to 184985 conditions per place. [2021-04-28 19:52:10,610 INFO L132 encePairwiseOnDemand]: 386/389 looper letters, 6 selfloop transitions, 20 changer transitions 2/144 dead transitions. [2021-04-28 19:52:10,611 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 144 transitions, 1658 flow [2021-04-28 19:52:10,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:52:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:52:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 900 transitions. [2021-04-28 19:52:10,623 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7712082262210797 [2021-04-28 19:52:10,623 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 900 transitions. [2021-04-28 19:52:10,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 900 transitions. [2021-04-28 19:52:10,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:52:10,626 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 900 transitions. [2021-04-28 19:52:10,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 300.0) internal successors, (900), 3 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:52:10,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:52:10,633 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 389.0) internal successors, (1556), 4 states have internal predecessors, (1556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:52:10,633 INFO L185 Difference]: Start difference. First operand has 100 places, 144 transitions, 1602 flow. Second operand 3 states and 900 transitions. [2021-04-28 19:52:10,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 144 transitions, 1658 flow [2021-04-28 19:52:10,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 144 transitions, 1658 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:52:10,935 INFO L241 Difference]: Finished difference. Result has 103 places, 142 transitions, 1628 flow [2021-04-28 19:52:10,935 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=1602, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1628, PETRI_PLACES=103, PETRI_TRANSITIONS=142} [2021-04-28 19:52:10,935 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -48 predicate places. [2021-04-28 19:52:10,936 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:52:10,936 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 142 transitions, 1628 flow [2021-04-28 19:52:10,936 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 142 transitions, 1628 flow [2021-04-28 19:52:10,938 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 142 transitions, 1628 flow [2021-04-28 19:52:34,963 INFO L129 PetriNetUnfolder]: 125426/186218 cut-off events. [2021-04-28 19:52:34,963 INFO L130 PetriNetUnfolder]: For 64284/311031 co-relation queries the response was YES. [2021-04-28 19:52:36,100 INFO L84 FinitePrefix]: Finished finitePrefix Result has 538755 conditions, 186218 events. 125426/186218 cut-off events. For 64284/311031 co-relation queries the response was YES. Maximal size of possible extension queue 28073. Compared 1968428 event pairs, 72827 based on Foata normal form. 65/54779 useless extension candidates. Maximal degree in co-relation 538717. Up to 177941 conditions per place. [2021-04-28 19:52:38,685 INFO L146 LiptonReduction]: Number of co-enabled transitions 6378 [2021-04-28 19:52:40,671 INFO L158 LiptonReduction]: Checked pairs total: 4437 [2021-04-28 19:52:40,671 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:52:40,672 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 29736 [2021-04-28 19:52:40,672 INFO L480 AbstractCegarLoop]: Abstraction has has 103 places, 142 transitions, 1628 flow [2021-04-28 19:52:40,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:52:40,673 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:52:40,673 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:52:40,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 19:52:40,674 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:52:40,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:52:40,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1370195664, now seen corresponding path program 1 times [2021-04-28 19:52:40,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:52:40,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251752051] [2021-04-28 19:52:40,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:52:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:52:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:52:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:52:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:52:40,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:52:40,741 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:52:40,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:52:40,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:52:40,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:52:40,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:52:40,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251752051] [2021-04-28 19:52:40,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:52:40,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 19:52:40,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154909998] [2021-04-28 19:52:40,757 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 19:52:40,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:52:40,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 19:52:40,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 19:52:40,760 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 297 out of 389 [2021-04-28 19:52:40,761 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 142 transitions, 1628 flow. Second operand has 5 states, 5 states have (on average 297.8) internal successors, (1489), 5 states have internal predecessors, (1489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:52:40,762 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:52:40,762 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 297 of 389 [2021-04-28 19:52:40,762 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:53:19,814 INFO L129 PetriNetUnfolder]: 160562/246743 cut-off events. [2021-04-28 19:53:19,814 INFO L130 PetriNetUnfolder]: For 96810/1798430 co-relation queries the response was YES. [2021-04-28 19:53:21,628 INFO L84 FinitePrefix]: Finished finitePrefix Result has 953837 conditions, 246743 events. 160562/246743 cut-off events. For 96810/1798430 co-relation queries the response was YES. Maximal size of possible extension queue 41184. Compared 2714502 event pairs, 33172 based on Foata normal form. 4561/82474 useless extension candidates. Maximal degree in co-relation 953797. Up to 231728 conditions per place. [2021-04-28 19:53:22,614 INFO L132 encePairwiseOnDemand]: 369/389 looper letters, 35 selfloop transitions, 64 changer transitions 0/187 dead transitions. [2021-04-28 19:53:22,615 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 187 transitions, 2075 flow [2021-04-28 19:53:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 19:53:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 19:53:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2175 transitions. [2021-04-28 19:53:22,636 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7987513771575468 [2021-04-28 19:53:22,636 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2175 transitions. [2021-04-28 19:53:22,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2175 transitions. [2021-04-28 19:53:22,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:53:22,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2175 transitions. [2021-04-28 19:53:22,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 310.7142857142857) internal successors, (2175), 7 states have internal predecessors, (2175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:53:22,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 389.0) internal successors, (3112), 8 states have internal predecessors, (3112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:53:22,684 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 389.0) internal successors, (3112), 8 states have internal predecessors, (3112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:53:22,684 INFO L185 Difference]: Start difference. First operand has 103 places, 142 transitions, 1628 flow. Second operand 7 states and 2175 transitions. [2021-04-28 19:53:22,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 187 transitions, 2075 flow [2021-04-28 19:53:23,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 187 transitions, 2053 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-28 19:53:23,551 INFO L241 Difference]: Finished difference. Result has 111 places, 173 transitions, 2048 flow [2021-04-28 19:53:23,553 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=1606, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2048, PETRI_PLACES=111, PETRI_TRANSITIONS=173} [2021-04-28 19:53:23,553 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -40 predicate places. [2021-04-28 19:53:23,553 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:53:23,553 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 173 transitions, 2048 flow [2021-04-28 19:53:23,553 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 173 transitions, 2048 flow [2021-04-28 19:53:23,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 173 transitions, 2048 flow [2021-04-28 19:54:00,573 INFO L129 PetriNetUnfolder]: 143223/222985 cut-off events. [2021-04-28 19:54:00,573 INFO L130 PetriNetUnfolder]: For 247737/1100687 co-relation queries the response was YES. [2021-04-28 19:54:02,094 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1063422 conditions, 222985 events. 143223/222985 cut-off events. For 247737/1100687 co-relation queries the response was YES. Maximal size of possible extension queue 37028. Compared 2542328 event pairs, 31925 based on Foata normal form. 125/68458 useless extension candidates. Maximal degree in co-relation 1063380. Up to 214268 conditions per place. [2021-04-28 19:54:05,261 INFO L146 LiptonReduction]: Number of co-enabled transitions 8338 [2021-04-28 19:54:07,136 INFO L158 LiptonReduction]: Checked pairs total: 8362 [2021-04-28 19:54:07,136 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:54:07,136 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43583 [2021-04-28 19:54:07,138 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 173 transitions, 2048 flow [2021-04-28 19:54:07,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 297.8) internal successors, (1489), 5 states have internal predecessors, (1489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:54:07,139 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:54:07,139 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:54:07,139 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 19:54:07,139 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:54:07,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:54:07,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1491859980, now seen corresponding path program 1 times [2021-04-28 19:54:07,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:54:07,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000944125] [2021-04-28 19:54:07,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:54:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:54:07,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:54:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:54:07,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:54:07,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:54:07,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:54:07,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:54:07,219 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 19:54:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 19:54:07,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:54:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:54:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:54:07,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000944125] [2021-04-28 19:54:07,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:54:07,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 19:54:07,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273508649] [2021-04-28 19:54:07,230 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 19:54:07,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:54:07,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 19:54:07,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 19:54:07,233 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 297 out of 389 [2021-04-28 19:54:07,235 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 173 transitions, 2048 flow. Second operand has 6 states, 6 states have (on average 297.8333333333333) internal successors, (1787), 6 states have internal predecessors, (1787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:54:07,236 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:54:07,236 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 297 of 389 [2021-04-28 19:54:07,236 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:54:51,757 INFO L129 PetriNetUnfolder]: 152489/247886 cut-off events. [2021-04-28 19:54:51,757 INFO L130 PetriNetUnfolder]: For 288058/7374075 co-relation queries the response was YES. [2021-04-28 19:54:53,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1415090 conditions, 247886 events. 152489/247886 cut-off events. For 288058/7374075 co-relation queries the response was YES. Maximal size of possible extension queue 41319. Compared 2950202 event pairs, 5308 based on Foata normal form. 4829/82183 useless extension candidates. Maximal degree in co-relation 1415046. Up to 234842 conditions per place. [2021-04-28 19:54:54,232 INFO L132 encePairwiseOnDemand]: 369/389 looper letters, 24 selfloop transitions, 95 changer transitions 12/219 dead transitions. [2021-04-28 19:54:54,232 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 219 transitions, 2720 flow [2021-04-28 19:54:54,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 19:54:54,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 19:54:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2799 transitions. [2021-04-28 19:54:54,241 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7994858611825193 [2021-04-28 19:54:54,241 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2799 transitions. [2021-04-28 19:54:54,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2799 transitions. [2021-04-28 19:54:54,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:54:54,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2799 transitions. [2021-04-28 19:54:54,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 311.0) internal successors, (2799), 9 states have internal predecessors, (2799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:54:54,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 389.0) internal successors, (3890), 10 states have internal predecessors, (3890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:54:54,261 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 389.0) internal successors, (3890), 10 states have internal predecessors, (3890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:54:54,261 INFO L185 Difference]: Start difference. First operand has 111 places, 173 transitions, 2048 flow. Second operand 9 states and 2799 transitions. [2021-04-28 19:54:54,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 219 transitions, 2720 flow [2021-04-28 19:56:29,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 219 transitions, 2557 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 19:56:29,920 INFO L241 Difference]: Finished difference. Result has 119 places, 204 transitions, 2476 flow [2021-04-28 19:56:29,920 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=1886, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2476, PETRI_PLACES=119, PETRI_TRANSITIONS=204} [2021-04-28 19:56:29,920 INFO L343 CegarLoopForPetriNet]: 151 programPoint places, -32 predicate places. [2021-04-28 19:56:29,920 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:56:29,920 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 204 transitions, 2476 flow [2021-04-28 19:56:29,921 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 204 transitions, 2476 flow [2021-04-28 19:56:29,923 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 204 transitions, 2476 flow [2021-04-28 19:56:59,859 INFO L129 PetriNetUnfolder]: 103295/181863 cut-off events. [2021-04-28 19:56:59,859 INFO L130 PetriNetUnfolder]: For 564856/707686 co-relation queries the response was YES. [2021-04-28 19:57:01,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1066826 conditions, 181863 events. 103295/181863 cut-off events. For 564856/707686 co-relation queries the response was YES. Maximal size of possible extension queue 36114. Compared 2381496 event pairs, 5201 based on Foata normal form. 4/55727 useless extension candidates. Maximal degree in co-relation 1066781. Up to 147808 conditions per place. [2021-04-28 19:57:03,897 INFO L146 LiptonReduction]: Number of co-enabled transitions 9178